96.28% is the change from 215 to 422
Calculation steps:
[( 422 - 215 ) ÷ 215] x 100 = 96.28%
Formula
Percentage change = [(422 - 215) / 215] x 100
Subtract the new number by the original number
422 - 215 = 207
207 ÷ 215 = 0.9627906976744186
0.9627906976744186 x 100 = 96.28%